.wpcm-pdf-embedder {
  box-sizing: border-box;
  width: var(--wpcm-pdf-width, 100%);
  max-width: var(--wpcm-pdf-max-width, 1200px);
  margin: 24px auto;
  overflow: hidden;
  color: #1e293b;
  background: var(--wpcm-pdf-bg, #eef1f5);
  border-radius: var(--wpcm-pdf-radius, 8px);
}

.wpcm-pdf-embedder *,
.wpcm-pdf-embedder *::before,
.wpcm-pdf-embedder *::after {
  box-sizing: border-box;
}

.wpcm-pdf-embedder.has-border {
  border: 1px solid rgba(15, 23, 42, 0.14);
}

.wpcm-pdf-embedder.has-shadow {
  box-shadow: 0 12px 32px rgba(15, 23, 42, 0.12);
}

.wpcm-pdf-pages {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--wpcm-pdf-gap, 18px);
  box-sizing: border-box;
  width: 100%;
  padding: var(--wpcm-pdf-gap, 18px);
}

.wpcm-pdf-page {
  display: flex;
  justify-content: center;
  width: 100%;
  min-width: 0;
  margin: 0;
  scroll-margin-top: 24px;
}

.wpcm-pdf-page:focus-visible {
  outline: 3px solid #2563eb;
  outline-offset: 3px;
}

.wpcm-pdf-page-surface {
  --scale-factor: 1;
  --user-unit: 1;
  --total-scale-factor: calc(var(--scale-factor) * var(--user-unit));
  position: relative;
  width: 100%;
  max-width: 100%;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 2px 10px rgba(15, 23, 42, 0.14);
  transform-origin: 0 0;
}

.wpcm-pdf-page-placeholder {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: #64748b;
  background:
    linear-gradient(110deg, transparent 25%, rgba(255, 255, 255, 0.65) 40%, transparent 55%) 0 0 / 240% 100%,
    #f8fafc;
  font: 600 13px/1.4 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  animation: wpcm-pdf-placeholder 1.8s linear infinite;
}

.wpcm-pdf-canvas {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  margin: 0;
  background: #fff;
  contain: content;
}

/* Adaptado da camada de texto oficial do PDF.js (Apache-2.0). */
.wpcm-pdf-embedder .textLayer {
  --min-font-size: 1;
  --text-scale-factor: calc(var(--total-scale-factor) * var(--min-font-size));
  --min-font-size-inv: calc(1 / var(--min-font-size));
  position: absolute;
  inset: 0;
  z-index: 2;
  overflow: clip;
  line-height: 1;
  text-align: initial;
  opacity: 1;
  transform-origin: 0 0;
  caret-color: CanvasText;
  forced-color-adjust: none;
  -webkit-text-size-adjust: none;
  -moz-text-size-adjust: none;
  text-size-adjust: none;
}

.wpcm-pdf-embedder .textLayer :is(span, br) {
  position: absolute;
  color: transparent;
  white-space: pre;
  cursor: text;
  transform-origin: 0% 0%;
}

.wpcm-pdf-embedder .textLayer > :not(.markedContent),
.wpcm-pdf-embedder .textLayer .markedContent span:not(.markedContent) {
  --font-height: 0;
  --scale-x: 1;
  --rotate: 0deg;
  z-index: 1;
  font-size: calc(var(--text-scale-factor) * var(--font-height));
  transform: rotate(var(--rotate)) scaleX(var(--scale-x)) scale(var(--min-font-size-inv));
}

.wpcm-pdf-embedder .textLayer .markedContent {
  display: contents;
}

.wpcm-pdf-embedder .textLayer span[role="img"] {
  cursor: default;
  user-select: none;
}

.wpcm-pdf-embedder .textLayer ::selection {
  background: rgba(37, 99, 235, 0.28);
}

.wpcm-pdf-embedder .textLayer br::selection {
  background: transparent;
}

.wpcm-pdf-embedder .textLayer .endOfContent {
  position: absolute;
  inset: 100% 0 0;
  z-index: 0;
  display: block;
  cursor: default;
  user-select: none;
}

.wpcm-pdf-link-layer {
  position: absolute;
  inset: 0;
  z-index: 3;
  overflow: hidden;
  pointer-events: none;
}

.wpcm-pdf-link {
  position: absolute;
  display: block;
  border: 1px solid transparent;
  border-radius: 2px;
  background: transparent;
  pointer-events: auto;
}

.wpcm-pdf-link:hover,
.wpcm-pdf-link:focus-visible {
  border-color: rgba(37, 99, 235, 0.7);
  outline: 2px solid rgba(37, 99, 235, 0.8);
  outline-offset: -2px;
  background: rgba(37, 99, 235, 0.14);
}

.wpcm-pdf-status {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 180px;
  gap: 12px;
  padding: 24px;
  color: #334155;
  font: 600 15px/1.4 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.wpcm-pdf-status[hidden],
.wpcm-pdf-fallback[hidden] {
  display: none;
}

.wpcm-pdf-spinner {
  width: 24px;
  height: 24px;
  border: 3px solid rgba(51, 65, 85, 0.25);
  border-top-color: #334155;
  border-radius: 50%;
  animation: wpcm-pdf-spin 0.8s linear infinite;
}

.wpcm-pdf-page-error {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  margin: 0;
  padding: 24px;
  color: #7f1d1d;
  background: #fef2f2;
  text-align: center;
  font: 600 14px/1.5 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.wpcm-pdf-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
  padding: 12px 16px;
  border-top: 1px solid rgba(15, 23, 42, 0.1);
  background: #fff;
}

.wpcm-pdf-actions a,
.wpcm-pdf-fallback a,
.wpcm-pdf-noscript a {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 8px 12px;
  border: 1px solid rgba(15, 23, 42, 0.16);
  border-radius: 7px;
  color: #1e293b;
  background: #fff;
  text-decoration: none;
  font: 600 13px/1.2 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.wpcm-pdf-actions a:hover,
.wpcm-pdf-fallback a:hover,
.wpcm-pdf-noscript a:hover {
  color: #0f172a;
  background: #f8fafc;
}

.wpcm-pdf-fallback,
.wpcm-pdf-noscript {
  padding: 20px;
  text-align: center;
}

.wpcm-pdf-fallback p {
  margin: 0 0 12px;
}

.wpcm-pdf-fallback p:last-child {
  margin-bottom: 0;
}

.wpcm-pdf-error {
  padding: 12px 14px;
  border-left: 4px solid #b91c1c;
  color: #7f1d1d;
  background: #fef2f2;
}

@keyframes wpcm-pdf-spin {
  to { transform: rotate(360deg); }
}

@keyframes wpcm-pdf-placeholder {
  to { background-position: -240% 0, 0 0; }
}

@media (prefers-reduced-motion: reduce) {
  .wpcm-pdf-spinner,
  .wpcm-pdf-page-placeholder {
    animation: none;
  }
}

@media (max-width: 640px) {
  .wpcm-pdf-embedder {
    margin: 16px 0;
    border-radius: 4px;
  }

  .wpcm-pdf-pages {
    gap: 10px;
    padding: 8px;
  }

  .wpcm-pdf-actions {
    justify-content: center;
  }
}